<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>Arduino AudioKit HAL: src/AudioKitHAL.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td id="projectalign" style="padding-left: 0.5em;">
   <div id="projectname">Arduino AudioKit HAL
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
  initMenu('',true,false,'search.php','Search');
  $(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

<div id="nav-path" class="navpath">
  <ul>
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li>  </ul>
</div>
</div><!-- top -->
<div class="header">
  <div class="headertitle">
<div class="title">AudioKitHAL.h</div>  </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * @file AudioKit.h</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * @author Phil Schatzmann</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * @brief Arduino API for AudioKit</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * @version 0.1</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * @date 2021-12-12</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * @copyright Copyright (c) 2021</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_audio_kit_settings_8h.html">AudioKitSettings.h</a>&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160; </div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">// include drivers</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es7148/es7148.h&quot;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es7210/es7210.h&quot;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es7243/es7243.h&quot;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es8311/es8311.h&quot;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es8374/es8374.h&quot;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es8388/es8388.h&quot;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &quot;audio_driver/tas5805m/tas5805m.h&quot;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &quot;audio_hal/audio_gpio.h&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="audiokit__board_8h.html">audio_hal/audiokit_board.h</a>&quot;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &quot;audio_hal/audiokit_board_select.h&quot;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &quot;audio_hal/audiokit_logger.h&quot;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &quot;audio_hal/driver_pins.h&quot;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160; </div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment">// flag to indicate that the config supports pins</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#define AUDIOKIT_V1</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#if AUDIOKIT_SETUP_SD</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &quot;SPI.h&quot;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#ifdef ESP32</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &quot;audio_hal/audio_system.h&quot;</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &quot;audio_hal/audio_type_def.h&quot;</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &quot;audio_hal/audio_version.h&quot;</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &quot;driver/i2s.h&quot;</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#if !defined(CONFIG_IDF_TARGET_ESP32S3) &amp;&amp; !defined(CONFIG_IDF_TARGET_ESP32S2)                     \</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">    &amp;&amp; !defined(CONFIG_IDF_TARGET_ESP32C3)</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;SPIClass SPI_VSPI(VSPI);</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160; </div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="comment">// Support for old IDF versions</span></div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor">#if AUDIOKIT_ESP32_I2S</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#if ESP_IDF_VERSION_MAJOR &lt; 4 &amp;&amp; !defined(I2S_COMM_FORMAT_STAND_I2S)</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_I2S (I2S_COMM_FORMAT_I2S | I2S_COMM_FORMAT_I2S_MSB)</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_MSB (I2S_COMM_FORMAT_I2S | I2S_COMM_FORMAT_I2S_LSB)</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_PCM_LONG (I2S_COMM_FORMAT_PCM | I2S_COMM_FORMAT_PCM_LONG)</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_PCM_SHORT (I2S_COMM_FORMAT_PCM | I2S_COMM_FORMAT_PCM_SHORT)</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">int</span> eps32_i2s_audio_sample_rate_type;</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="keyword">typedef</span> uint32_t eps32_i2s_audio_sample_rate_type;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160; </div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="comment">// Define LED_BUILTIN</span></div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="preprocessor">#if defined(GREEN_LED_GPIO)</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">#undef LED_BUILTIN</span></div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="preprocessor">#define LED_BUILTIN GREEN_LED_GPIO</span></div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="comment">// When we do not have Arduino we need to provide the following implementations</span></div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<span class="preprocessor">#ifndef ARDUINO</span></div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="preprocessor">#ifdef AUDIOKIT_FREE_RTOS</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="keywordtype">void</span> yield() { taskYIELD(); }</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="keywordtype">void</span> yield() { }</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160; </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword">namespace </span>audiokit {</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160; </div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="keyword">class </span><a class="code" href="classaudiokit_1_1_audio_kit.html">AudioKit</a>;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="keyword">class </span><a class="code" href="classaudiokit_1_1_audio_kit.html">AudioKit</a>* selfAudioKit = <span class="keyword">nullptr</span>;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="comment"> * @brief Configuation for AudioKit</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html">   82</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structaudiokit_1_1_audio_kit_config.html">AudioKitConfig</a> {<span class="comment"></span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="comment">    /// @brief defines all relevant pins</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">   84</a></span>&#160;<span class="comment"></span>    <a class="code" href="audiokit__board_8h.html#structaudio__kit__pins">audio_kit_pins</a> <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>;<span class="comment"></span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="comment">    /// @brief driver which selects the codec implementation: AUDIO_CODEC_ES8388_DEFAULT_HANDLE, AUDIO_CODEC_AC101_CODEC_HANDLE, AUDIO_CODEC_ES8311_DEFAULT_HANDLE, AUDIO_CODEC_ES7243_DEFAULT_HANDLE</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a23847eaad7a8582ef6895c5d444a7f9a">   86</a></span>&#160;<span class="comment"></span>    audio_hal_func_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a23847eaad7a8582ef6895c5d444a7f9a">driver</a> = AUDIO_DRIVER;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160; </div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    i2s_port_t i2s_num = (i2s_port_t)<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.i2s_num;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="keywordtype">bool</span> sd_active = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <span class="keywordtype">bool</span> auto_clear = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <span class="keywordtype">bool</span> use_apll = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="keywordtype">bool</span> i2s_active = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    <span class="keywordtype">int</span> buffer_count = 6;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    <span class="keywordtype">int</span> buffer_size = 512;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160; </div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a1f05c59296cca5f9616053f53400fd37">   96</a></span>&#160;    audio_hal_adc_input_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a1f05c59296cca5f9616053f53400fd37">adc_input</a></div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;        = AUDIOKIT_DEFAULT_INPUT; <span class="comment">/*!&lt;  set adc channel with audio_hal_adc_input_t*/</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a9dd9f607f10f3e7f6cdb9121639ba452">   98</a></span>&#160;    audio_hal_dac_output_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a9dd9f607f10f3e7f6cdb9121639ba452">dac_output</a> = AUDIOKIT_DEFAULT_OUTPUT; <span class="comment">/*!&lt; set dac channel */</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">   99</a></span>&#160;    audio_hal_codec_mode_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a>; <span class="comment">/*!&lt; select codec mode: adc, dac or both */</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a62a2e936c9cd587494c35decf55b7386">  100</a></span>&#160;    audio_hal_iface_mode_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a62a2e936c9cd587494c35decf55b7386">master_slave_mode</a></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;        = AUDIOKIT_DEFAULT_MASTER_SLAVE; <span class="comment">/*!&lt; audio codec chip mode */</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">  102</a></span>&#160;    audio_hal_iface_format_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">fmt</a> = AUDIOKIT_DEFAULT_I2S_FMT; <span class="comment">/*!&lt; I2S interface format */</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a759b923cb717693d467aba263e133937">  103</a></span>&#160;    audio_hal_iface_samples_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a759b923cb717693d467aba263e133937">sample_rate</a></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        = AUDIOKIT_DEFAULT_RATE; <span class="comment">/*!&lt; I2S interface samples per second */</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a30463f7640a293b8958b026638932a79">  105</a></span>&#160;    audio_hal_iface_bits_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a30463f7640a293b8958b026638932a79">bits_per_sample</a></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        = AUDIOKIT_DEFAULT_BITSIZE; <span class="comment">/*!&lt; i2s interface number of bits per sample */</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="comment">    /// Returns true if the CODEC is the master</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#a018ab3bced66bae029b95c2d7d76bf65">  109</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a018ab3bced66bae029b95c2d7d76bf65">isMaster</a>() { <span class="keywordflow">return</span> <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a62a2e936c9cd587494c35decf55b7386">master_slave_mode</a> == AUDIO_HAL_MODE_MASTER; }</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="comment">    /// provides the bits per sample</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#aaaef96c0f87b147eda7542638fbcdc36">  112</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">int</span> <a class="code" href="structaudiokit_1_1_audio_kit_config.html#aaaef96c0f87b147eda7542638fbcdc36">bitsPerSample</a>()</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    {</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;        <span class="keywordflow">switch</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a30463f7640a293b8958b026638932a79">bits_per_sample</a>) {</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_BIT_LENGTH_16BITS:</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;            <span class="keywordflow">return</span> 16;</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_BIT_LENGTH_24BITS:</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;            <span class="keywordflow">return</span> 24;</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_BIT_LENGTH_32BITS:</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;            <span class="keywordflow">return</span> 32;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        }</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        KIT_LOGE(<span class="stringliteral">&quot;bits_per_sample not supported: %d&quot;</span>, <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a30463f7640a293b8958b026638932a79">bits_per_sample</a>);</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    }</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;<span class="comment">    /// Provides the sample rate in samples per second</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="structaudiokit_1_1_audio_kit_config.html#ab3e8df85a89b5f55eb5e6dcb5accf690">  127</a></span>&#160;<span class="comment"></span>    uint32_t <a class="code" href="structaudiokit_1_1_audio_kit_config.html#ab3e8df85a89b5f55eb5e6dcb5accf690">sampleRate</a>()</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    {</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        <span class="keywordflow">switch</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a759b923cb717693d467aba263e133937">sample_rate</a>) {</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_08K_SAMPLES: <span class="comment">/*!&lt; set to  8k samples per second */</span></div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;            <span class="keywordflow">return</span> 8000;</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_11K_SAMPLES: <span class="comment">/*!&lt; set to 11.025k samples per second */</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;            <span class="keywordflow">return</span> 11025;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_16K_SAMPLES: <span class="comment">/*!&lt; set to 16k samples in per second */</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;            <span class="keywordflow">return</span> 16000;</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_22K_SAMPLES: <span class="comment">/*!&lt; set to 22.050k samples per second */</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;            <span class="keywordflow">return</span> 22050;</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_24K_SAMPLES: <span class="comment">/*!&lt; set to 24k samples in per second */</span></div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;            <span class="keywordflow">return</span> 24000;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_32K_SAMPLES: <span class="comment">/*!&lt; set to 32k samples in per second */</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;            <span class="keywordflow">return</span> 32000;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_44K_SAMPLES: <span class="comment">/*!&lt; set to 44.1k samples per second */</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;            <span class="keywordflow">return</span> 44100;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        <span class="keywordflow">case</span> AUDIO_HAL_48K_SAMPLES: <span class="comment">/*!&lt; set to 48k samples per second */</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;            <span class="keywordflow">return</span> 48000;</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        }</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;        KIT_LOGE(<span class="stringliteral">&quot;sample rate not supported: %d&quot;</span>, <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a759b923cb717693d467aba263e133937">sample_rate</a>);</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;        <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    }</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160; </div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="preprocessor">#if AUDIOKIT_ESP32_I2S &amp;&amp; defined(ESP32)</span><span class="comment"></span></div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<span class="comment">    /// Provides the ESP32 i2s_config_t to configure I2S</span></div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="comment"></span>    i2s_config_t i2sConfig()</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;    {</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        <span class="comment">// use just the oposite of the CODEC setting</span></div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        <span class="keyword">const</span> i2s_config_t i2s_config = {</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;            .mode = i2sMode(),</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;            .sample_rate = <a class="code" href="structaudiokit_1_1_audio_kit_config.html#ab3e8df85a89b5f55eb5e6dcb5accf690">sampleRate</a>(),</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;            .bits_per_sample = (i2s_bits_per_sample_t)<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aaaef96c0f87b147eda7542638fbcdc36">bitsPerSample</a>(),</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;            .channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT,</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;            .communication_format = (i2s_comm_format_t)i2sFormat(),</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;            .intr_alloc_flags = ESP_INTR_FLAG_LEVEL2 | ESP_INTR_FLAG_IRAM,</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;            .dma_buf_count = buffer_count,</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;            .dma_buf_len = buffer_size,</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;            .use_apll = use_apll,</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;            .tx_desc_auto_clear = auto_clear,</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        };</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;        <span class="keywordflow">return</span> i2s_config;</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    }</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="comment">    /// Provides the ESP32 i2s_pin_config_t to configure the pins for I2S</span></div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<span class="comment"></span>    i2s_pin_config_t i2sPins()</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;    {</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        i2s_pin_config_t result;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        <a class="code" href="classboard__driver.html">board_driver</a> board;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;        board.setup(<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>);</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;        board.get_i2s_pins(i2s_num, &amp;result);</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    }</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160; </div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="keyword">protected</span>:</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    i2s_comm_format_t i2sFormat()</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    {</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        i2s_comm_format_t its_com_fmt = (i2s_comm_format_t)I2S_COMM_FORMAT_STAND_I2S;</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">fmt</a> == AUDIO_HAL_I2S_LEFT) {</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;            its_com_fmt = (i2s_comm_format_t)I2S_COMM_FORMAT_STAND_MSB;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">fmt</a> == AUDIO_HAL_I2S_RIGHT) {</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;            its_com_fmt = (i2s_comm_format_t)I2S_COMM_FORMAT_STAND_MSB;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">fmt</a> == AUDIO_HAL_I2S_DSP) {</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;            its_com_fmt = (i2s_comm_format_t)I2S_COMM_FORMAT_STAND_PCM_SHORT;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;        }</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;        <span class="keywordflow">return</span> its_com_fmt;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    }</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160; </div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;    i2s_mode_t i2sMode()</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    {</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;        <span class="keywordtype">int</span> mode = <a class="code" href="structaudiokit_1_1_audio_kit_config.html#a018ab3bced66bae029b95c2d7d76bf65">isMaster</a>() ? I2S_MODE_SLAVE : I2S_MODE_MASTER;</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;        <span class="comment">// using ESP32 dac/adc</span></div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">fmt</a> == AUDIO_HAL_I2S_DSP) {</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="preprocessor">#if defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2)                       \</span></div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;<span class="preprocessor">    || defined(CONFIG_IDF_TARGET_ESP32C3)</span></div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;            KIT_LOGE(<span class="stringliteral">&quot;AUDIO_HAL_I2S_DSP not supported&quot;</span>);</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;            <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> == AUDIO_HAL_CODEC_MODE_DECODE) {</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;                mode = mode | I2S_MODE_TX | I2S_MODE_DAC_BUILT_IN;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;            } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> == AUDIO_HAL_CODEC_MODE_ENCODE) {</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;                mode = mode | I2S_MODE_RX | I2S_MODE_ADC_BUILT_IN;</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;            } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> == AUDIO_HAL_CODEC_MODE_BOTH) {</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;                mode = mode | I2S_MODE_RX | I2S_MODE_TX | I2S_MODE_ADC_BUILT_IN</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;                    | I2S_MODE_DAC_BUILT_IN;</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;            }</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;        } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;            <span class="comment">// I2S</span></div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;            <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> == AUDIO_HAL_CODEC_MODE_DECODE) {</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;                mode = mode | I2S_MODE_TX;</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;            } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> == AUDIO_HAL_CODEC_MODE_ENCODE) {</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;                mode = mode | I2S_MODE_RX;</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;            } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> == AUDIO_HAL_CODEC_MODE_BOTH) {</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;                mode = mode | I2S_MODE_RX | I2S_MODE_TX;</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;            }</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;        }</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        <span class="keywordflow">return</span> (i2s_mode_t)mode;</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;    }</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160; </div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;};</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="comment"> * @brief Do we read or write audio data - or both</span></div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;<span class="keyword">enum</span> AudioKitInOut { AudioOutput, AudioInput, AudioInputOutput };</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;<span class="comment"> * @brief AudioKit API using the audio_hal</span></div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160; </div>
<div class="line"><a name="l00240"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html">  240</a></span>&#160;<span class="keyword">class </span><a class="code" href="classaudiokit_1_1_audio_kit.html">AudioKit</a> {</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160; </div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;    <a class="code" href="classaudiokit_1_1_audio_kit.html">AudioKit</a>()</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;    {</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;        <span class="comment">// setup SPI for SD drives</span></div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;        selfAudioKit = <span class="keyword">this</span>;</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;    }</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;<span class="comment">    /// Provides the default configuration for input or output</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a9873022509d64892a7a30ba5abe3382d">  250</a></span>&#160;<span class="comment"></span>    <a class="code" href="structaudiokit_1_1_audio_kit_config.html">AudioKitConfig</a> <a class="code" href="classaudiokit_1_1_audio_kit.html#a9873022509d64892a7a30ba5abe3382d">defaultConfig</a>(AudioKitInOut inout = AudioInputOutput)</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    {</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;        <a class="code" href="structaudiokit_1_1_audio_kit_config.html">AudioKitConfig</a> result;</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;        <span class="keywordflow">switch</span> (inout) {</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;        <span class="keywordflow">case</span> AudioOutput:</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;            result.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> = AUDIO_HAL_CODEC_MODE_DECODE; <span class="comment">// dac</span></div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;            <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;        <span class="keywordflow">case</span> AudioInput:</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;            result.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> = AUDIO_HAL_CODEC_MODE_ENCODE; <span class="comment">// adc</span></div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;            <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;        <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;            result.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a> = AUDIO_HAL_CODEC_MODE_BOTH;</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;            <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;        }</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;        <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;    }</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;<span class="comment">    /// Starts the codec</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a5112da6adf0e8b9b73bfadc293ff2a11">  268</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a5112da6adf0e8b9b73bfadc293ff2a11">begin</a>(<a class="code" href="structaudiokit_1_1_audio_kit_config.html">AudioKitConfig</a> <a class="code" href="classaudiokit_1_1_audio_kit.html#aa9afa7578612350fa4f880ec7bff826e">config</a>)</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;    {</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;        KIT_LOGI(LOG_METHOD);</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;        cfg = <a class="code" href="classaudiokit_1_1_audio_kit.html#aa9afa7578612350fa4f880ec7bff826e">config</a>;</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160; </div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;        KIT_LOGI(<span class="stringliteral">&quot;Selected board: %d&quot;</span>, AUDIOKIT_BOARD);</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;        log_i2c();</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160; </div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;        <span class="comment">// setup driver pins</span></div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;        driver.setup(cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>);</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;        setupDriverPins();</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160; </div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;        <span class="comment">// if already active we stop first</span></div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;        <span class="keywordflow">if</span> (is_active) {</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;            <a class="code" href="classaudiokit_1_1_audio_kit.html#ac39fb8f5b739d2a4f3126ba5e10c8ead">end</a>();</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;        }</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160; </div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;<span class="preprocessor">#if AUDIOKIT_SETUP_SD</span></div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;        <span class="comment">// release SPI for SD card if it is not necessary</span></div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;        <span class="keywordflow">if</span> (AUDIOKIT_SETUP_SD &amp;&amp; !cfg.sd_active) {</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;            p_spi-&gt;end();</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;        }</div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;        <a class="code" href="classaudiokit_1_1_audio_kit.html#a21da04e0294818fcbb15802b1671157e">setupSPI</a>();</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160; </div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;        <span class="comment">// setup headphone if necessary</span></div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;        <a class="code" href="classaudiokit_1_1_audio_kit.html#a58c06483a574a87204e2af9d590addf0">setupHeadphoneDetection</a>();</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160; </div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;        audio_hal_conf.adc_input = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a1f05c59296cca5f9616053f53400fd37">adc_input</a>;</div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;        audio_hal_conf.dac_output = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a9dd9f607f10f3e7f6cdb9121639ba452">dac_output</a>;</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;        audio_hal_conf.codec_mode = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a>;</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;        audio_hal_conf.i2s_iface.mode = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a62a2e936c9cd587494c35decf55b7386">master_slave_mode</a>;</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;        audio_hal_conf.i2s_iface.fmt = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">fmt</a>;</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;        audio_hal_conf.i2s_iface.samples = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a759b923cb717693d467aba263e133937">sample_rate</a>;</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;        audio_hal_conf.i2s_iface.bits = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a30463f7640a293b8958b026638932a79">bits_per_sample</a>;</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160; </div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;        <span class="comment">// init HAL</span></div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;        <span class="keywordflow">if</span> (hal_handle == 0) {</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;            hal_handle = audio_hal_init(&amp;audio_hal_conf, &amp;cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a23847eaad7a8582ef6895c5d444a7f9a">driver</a>);</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;            <span class="keywordflow">if</span> (hal_handle == 0) {</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;                KIT_LOGE(<span class="stringliteral">&quot;audio_hal_init&quot;</span>);</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;                <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;            }</div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;        }</div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160; </div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;        <span class="keywordflow">if</span> (cfg.i2s_active) {</div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;            setupI2S(cfg);</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;        }</div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160; </div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;        <span class="comment">// call start</span></div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;        <span class="keywordflow">if</span> (!<a class="code" href="classaudiokit_1_1_audio_kit.html#a50906c46b29710805167bda317233623">setActive</a>(<span class="keyword">true</span>)) {</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;            KIT_LOGE(<span class="stringliteral">&quot;setActive&quot;</span>);</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;        }</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160; </div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;        <span class="comment">// activate speaker when output not earphones only</span></div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;        <a class="code" href="classaudiokit_1_1_audio_kit.html#abd0d962ee607bda3eaea1649a23a2483">setSpeakerActive</a>(cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a9dd9f607f10f3e7f6cdb9121639ba452">dac_output</a> != AUDIO_HAL_DAC_OUTPUT_LINE1);</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160; </div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;        is_active = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;    }</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;<span class="comment">    /// Stops the CODEC</span></div>
<div class="line"><a name="l00331"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#ac39fb8f5b739d2a4f3126ba5e10c8ead">  331</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#ac39fb8f5b739d2a4f3126ba5e10c8ead">end</a>()</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;    {</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;        KIT_LOGI(LOG_METHOD);</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160; </div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;<span class="preprocessor">#if AUDIOKIT_ESP32_I2S &amp;&amp; defined(ESP32)</span></div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;        <span class="keywordflow">if</span> (cfg.i2s_active) {</div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;            <span class="comment">// uninstall i2s driver</span></div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;            i2s_driver_uninstall(cfg.i2s_num);</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;        }</div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;        <span class="comment">// stop codec driver</span></div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;        audio_hal_ctrl_codec(hal_handle, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a>, AUDIO_HAL_CTRL_STOP);</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;        <span class="comment">// deinit</span></div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;        audio_hal_deinit(hal_handle);</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;        <span class="comment">// this will save power</span></div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;        <a class="code" href="classaudiokit_1_1_audio_kit.html#abd0d962ee607bda3eaea1649a23a2483">setSpeakerActive</a>(<span class="keyword">false</span>);</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160; </div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;        is_active = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;        hal_handle = 0;</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;    }</div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;<span class="comment">    /// Provides the actual configuration</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#aa9afa7578612350fa4f880ec7bff826e">  354</a></span>&#160;<span class="comment"></span>    <a class="code" href="structaudiokit_1_1_audio_kit_config.html">AudioKitConfig</a>&amp; <a class="code" href="classaudiokit_1_1_audio_kit.html#aa9afa7578612350fa4f880ec7bff826e">config</a>() { <span class="keywordflow">return</span> cfg; }</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;<span class="comment">    /// Sets the codec active / inactive</span></div>
<div class="line"><a name="l00357"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a50906c46b29710805167bda317233623">  357</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a50906c46b29710805167bda317233623">setActive</a>(<span class="keywordtype">bool</span> active)</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;    {</div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;        <span class="keywordflow">return</span> audio_hal_ctrl_codec(</div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;                   hal_handle, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">codec_mode</a>, active ? AUDIO_HAL_CTRL_START : AUDIO_HAL_CTRL_STOP)</div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;            == ESP_OK;</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;    }</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;<span class="comment">    /// Mutes the output</span></div>
<div class="line"><a name="l00365"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#aaa16731bd7186b72525d25447e08a134">  365</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#aaa16731bd7186b72525d25447e08a134">setMute</a>(<span class="keywordtype">bool</span> mute) { <span class="keywordflow">return</span> audio_hal_set_mute(hal_handle, mute) == ESP_OK; }</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;<span class="comment">    /// Defines the Volume (in %) if volume is 0, mute is enabled,range is 0-100.</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a06815b05d142e3c1147e94e05a331c2a">  368</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a06815b05d142e3c1147e94e05a331c2a">setVolume</a>(<span class="keywordtype">int</span> vol)</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;    {</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;        <span class="keywordflow">return</span> (vol &gt; 0) ? audio_hal_set_volume(hal_handle, vol) == ESP_OK : <span class="keyword">false</span>;</div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;    }</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;<span class="comment">    /// Determines the volume %</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#ad236d314493b0e5c0bb3b05d0109238e">  374</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">int</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#ad236d314493b0e5c0bb3b05d0109238e">volume</a>()</div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;    {</div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;        <span class="keywordtype">int</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#ad236d314493b0e5c0bb3b05d0109238e">volume</a>;</div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;        <span class="keywordflow">if</span> (audio_hal_get_volume(hal_handle, &amp;<a class="code" href="classaudiokit_1_1_audio_kit.html#ad236d314493b0e5c0bb3b05d0109238e">volume</a>) != ESP_OK) {</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;            <a class="code" href="classaudiokit_1_1_audio_kit.html#ad236d314493b0e5c0bb3b05d0109238e">volume</a> = -1;</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;        }</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#ad236d314493b0e5c0bb3b05d0109238e">volume</a>;</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;    }</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160; </div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;<span class="preprocessor">#if AUDIOKIT_ESP32_I2S &amp;&amp; defined(ESP32)</span></div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;<span class="comment">    /// Writes the audio data via i2s to the DAC</span></div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;<span class="comment"></span>    <span class="keywordtype">size_t</span> write(<span class="keyword">const</span> <span class="keywordtype">void</span>* src, <span class="keywordtype">size_t</span> size, TickType_t ticks_to_wait = portMAX_DELAY)</div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;    {</div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;        KIT_LOGD(<span class="stringliteral">&quot;write: %zu&quot;</span>, size);</div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;        <span class="keywordtype">size_t</span> bytes_written = 0;</div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;        <span class="keywordflow">if</span> (i2s_write(cfg.i2s_num, src, size, &amp;bytes_written, ticks_to_wait) != ESP_OK) {</div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;            KIT_LOGE(<span class="stringliteral">&quot;i2s_write&quot;</span>);</div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;        }</div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;        <span class="keywordflow">return</span> bytes_written;</div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;    }</div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;<span class="comment">    /// Reads the audio data via i2s from the ADC</span></div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;<span class="comment"></span>    <span class="keywordtype">size_t</span> read(<span class="keywordtype">void</span>* dest, <span class="keywordtype">size_t</span> size, TickType_t ticks_to_wait = portMAX_DELAY)</div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;    {</div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;        KIT_LOGD(<span class="stringliteral">&quot;read: %zu&quot;</span>, size);</div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;        <span class="keywordtype">size_t</span> bytes_read = 0;</div>
<div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;        <span class="keywordflow">if</span> (i2s_read(cfg.i2s_num, dest, size, &amp;bytes_read, ticks_to_wait) != ESP_OK) {</div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;            KIT_LOGE(<span class="stringliteral">&quot;i2s_read&quot;</span>);</div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;        }</div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;        <span class="keywordflow">return</span> bytes_read;</div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;    }</div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160; </div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;<span class="comment">    /// Just update the sample rate</span></div>
<div class="line"><a name="l00410"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a9d8f1f16e792c3baaa99405437c97bbb">  410</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a9d8f1f16e792c3baaa99405437c97bbb">setSampleRate</a>(audio_hal_iface_samples_t sample_rate)</div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;    {</div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;        KIT_LOGD(<span class="stringliteral">&quot;setSampleRate&quot;</span>);</div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;        <span class="keywordtype">bool</span> result = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;        <span class="comment">// update values</span></div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;        audio_hal_conf.i2s_iface.samples = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a759b923cb717693d467aba263e133937">sample_rate</a> = sample_rate;</div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160; </div>
<div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;        <span class="comment">// apply new value</span></div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;        <span class="keywordflow">if</span> (is_active) {</div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;            <span class="comment">// esp_err_t audio_hal_codec_iface_config(audio_hal_handle_t audio_hal,</span></div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;            <span class="comment">// audio_hal_codec_mode_t mode, audio_hal_codec_i2s_iface_t *iface)</span></div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;            <span class="keywordflow">if</span> (audio_hal_codec_iface_config(</div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;                    hal_handle, audio_hal_conf.codec_mode, &amp;audio_hal_conf.i2s_iface)</div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;                != ESP_OK) {</div>
<div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;                KIT_LOGE(<span class="stringliteral">&quot;audio_hal_ctrl_codec&quot;</span>);</div>
<div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;                result = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;            }</div>
<div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;<span class="preprocessor">#if AUDIOKIT_ESP32_I2S &amp;&amp; defined(ESP32)</span></div>
<div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;            <span class="comment">// update I2S</span></div>
<div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;            <span class="keywordflow">if</span> (cfg.i2s_active) {</div>
<div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;                <span class="keywordflow">if</span> (i2s_set_sample_rates(cfg.i2s_num, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#ab3e8df85a89b5f55eb5e6dcb5accf690">sampleRate</a>()) != ESP_OK) {</div>
<div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;                    KIT_LOGE(<span class="stringliteral">&quot;i2s_set_sample_rates&quot;</span>);</div>
<div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;                    result = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;                }</div>
<div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;            }</div>
<div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;        }</div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160; </div>
<div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;        <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;    }</div>
<div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;<span class="comment">     * @brief  Get the gpio number for auxin detection</span></div>
<div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;<span class="comment">     * @return  -1      non-existent</span></div>
<div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;<span class="comment">     *          Others  gpio number</span></div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00447"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a24c9a16fb268085127f3f3f60cbf01d5">  447</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a24c9a16fb268085127f3f3f60cbf01d5">pinAuxin</a>() { <span class="keywordflow">return</span> driver.get_auxin_detect_gpio(); }</div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;<span class="comment">     * @brief  Get the gpio number for headphone detection</span></div>
<div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;<span class="comment">     * @return  -1      non-existent</span></div>
<div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;<span class="comment">     *          Others  gpio number</span></div>
<div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00455"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a946cf23854985e1dea5aa23fd1b5acd9">  455</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a946cf23854985e1dea5aa23fd1b5acd9">pinHeadphoneDetect</a>() { <span class="keywordflow">return</span> driver.get_headphone_detect_gpio(); }</div>
<div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;<span class="comment">     * @brief  Get the gpio number for PA enable</span></div>
<div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;<span class="comment">     * @return  -1      non-existent</span></div>
<div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;<span class="comment">     *          Others  gpio number</span></div>
<div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00463"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a04928dc7c1aaf7f6264db584ad87c09f">  463</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a04928dc7c1aaf7f6264db584ad87c09f">pinPaEnable</a>() { <span class="keywordflow">return</span> driver.get_pa_enable_gpio(); }</div>
<div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;<span class="comment">     * @brief  Get the gpio number for adc detection</span></div>
<div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;<span class="comment">     * @return  -1      non-existent</span></div>
<div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;<span class="comment">     *          Others  gpio number</span></div>
<div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00471"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#ae9b1362264b11067e53e139b81e86cff">  471</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#ae9b1362264b11067e53e139b81e86cff">pinAdcDetect</a>() { <span class="keywordflow">return</span> driver.get_adc_detect_gpio(); }</div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;<span class="comment">     * @brief  Get the mclk gpio number of es7243</span></div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;<span class="comment">     * @return  -1      non-existent</span></div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;<span class="comment">     *          Others  gpio number</span></div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#ad6ab9544898fc5716645c49948f48785">  479</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#ad6ab9544898fc5716645c49948f48785">pinEs7243Mclk</a>() { <span class="keywordflow">return</span> driver.get_es7243_mclk_gpio(); }</div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;<span class="comment">     * @brief  Get the record-button id for adc-button</span></div>
<div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;<span class="comment">     * @return  -1      non-existent</span></div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;<span class="comment">     *          Others  button id</span></div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00487"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#aa6f799bab8eefa0b8f24bb42f68c8b87">  487</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#aa6f799bab8eefa0b8f24bb42f68c8b87">pinInputRec</a>() { <span class="keywordflow">return</span> driver.get_input_rec_id(); }</div>
<div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;<span class="comment">     * @brief  Get the number for mode-button</span></div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;<span class="comment">     * @return  -1      non-existent</span></div>
<div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;<span class="comment">     *          Others  number</span></div>
<div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a204896f3127128cbe1f69b70eefd4d72">  495</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a204896f3127128cbe1f69b70eefd4d72">pinInputMode</a>() { <span class="keywordflow">return</span> driver.get_input_mode_id(); }</div>
<div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;<span class="comment">     * @brief Get number for set function</span></div>
<div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;<span class="comment">     *         Others   number</span></div>
<div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a6532bcf8248e8a094e6ae98e4b6de439">  503</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a6532bcf8248e8a094e6ae98e4b6de439">pinInputSet</a>() { <span class="keywordflow">return</span> driver.get_input_set_id(); };</div>
<div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;<span class="comment">     * @brief Get number for play function</span></div>
<div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;<span class="comment">     *         Others   number</span></div>
<div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00511"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#ab2430362114458eb2edb7867f9dbfac4">  511</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#ab2430362114458eb2edb7867f9dbfac4">pinInputPlay</a>() { <span class="keywordflow">return</span> driver.get_input_play_id(); }</div>
<div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;<span class="comment">     * @brief number for volume up function</span></div>
<div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;<span class="comment">     *         Others   number</span></div>
<div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a3ea17670868fc7ac3691162a12f7c153">  519</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a3ea17670868fc7ac3691162a12f7c153">pinVolumeUp</a>() { <span class="keywordflow">return</span> driver.get_input_volup_id(); }</div>
<div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;<span class="comment">     * @brief Get number for volume down function</span></div>
<div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;<span class="comment">     *         Others   number</span></div>
<div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#ac707c4200dad4bc961c66813ac88aa56">  527</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#ac707c4200dad4bc961c66813ac88aa56">pinVolumeDown</a>() { <span class="keywordflow">return</span> driver.get_input_voldown_id(); }</div>
<div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;<span class="comment">     * @brief Get reset codec gpio number</span></div>
<div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;<span class="comment">     *        Others    gpio number</span></div>
<div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00535"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a20fc1c9ebbca39b6238f1411890639b8">  535</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a20fc1c9ebbca39b6238f1411890639b8">pinResetCodec</a>() { <span class="keywordflow">return</span> driver.get_reset_codec_gpio(); }</div>
<div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;<span class="comment">     * @brief Get  gpio number to reset the board</span></div>
<div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;<span class="comment">     *         Others   gpio number</span></div>
<div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00543"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#aa756e62f1535091a9d06b3bb7f5bb318">  543</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#aa756e62f1535091a9d06b3bb7f5bb318">pinResetBoard</a>() { <span class="keywordflow">return</span> driver.get_reset_board_gpio(); }</div>
<div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;<span class="comment">     * @brief Get gpio number for green led</span></div>
<div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;<span class="comment">     *         Others   gpio number</span></div>
<div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00551"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a8aac0651779e1613055c7addbda88f9b">  551</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a8aac0651779e1613055c7addbda88f9b">pinGreenLed</a>() { <span class="keywordflow">return</span> driver.get_green_led_gpio(); }</div>
<div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;<span class="comment">     * @brief Get blue led gpio number</span></div>
<div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;<span class="comment">     * @return -1       non-existent</span></div>
<div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;<span class="comment">     *         Others   gpio number</span></div>
<div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00559"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a7e85c1c04ad8941180f63205ab0b57a5">  559</a></span>&#160;    int8_t <a class="code" href="classaudiokit_1_1_audio_kit.html#a7e85c1c04ad8941180f63205ab0b57a5">pinBlueLed</a>() { <span class="keywordflow">return</span> driver.get_blue_led_gpio(); }</div>
<div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;<span class="comment">     * @brief Activates/deactivates the speaker amplifier output</span></div>
<div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;<span class="comment">     * This is working only if the driver is supporting the functionality</span></div>
<div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;<span class="comment">     * @param active</span></div>
<div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00566"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#abd0d962ee607bda3eaea1649a23a2483">  566</a></span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#abd0d962ee607bda3eaea1649a23a2483">setSpeakerActive</a>(<span class="keywordtype">bool</span> active)</div>
<div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;    {</div>
<div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;        <span class="keywordtype">int</span> paPin = driver.get_pa_enable_gpio();</div>
<div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;        <span class="keywordflow">if</span> (paPin &gt; 0) {</div>
<div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;            digitalWrite(paPin, active);</div>
<div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;        } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;            KIT_LOGW(<span class="stringliteral">&quot;setSpeakerActive not supported&quot;</span>);</div>
<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;        }</div>
<div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;    }</div>
<div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;<span class="comment">     * @brief Switch off the PA if the headphone in plugged in</span></div>
<div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;<span class="comment">     * and switch it on again if the headphone is unplugged</span></div>
<div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00581"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a06a8ffc60859dab237371bb5f3cf63b0">  581</a></span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a06a8ffc60859dab237371bb5f3cf63b0">actionHeadphoneDetection</a>()</div>
<div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;    {</div>
<div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;        <span class="keywordflow">if</span> (selfAudioKit-&gt;<a class="code" href="classaudiokit_1_1_audio_kit.html#aa9afa7578612350fa4f880ec7bff826e">config</a>().<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.detect_headphone &gt; 0) {</div>
<div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160; </div>
<div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;            <span class="comment">// detect changes</span></div>
<div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;            <span class="keywordtype">bool</span> isConnected = selfAudioKit-&gt;<a class="code" href="classaudiokit_1_1_audio_kit.html#a322effdd6fa1cb61095a0483e2aa87cd">headphoneStatus</a>();</div>
<div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;            <span class="keywordflow">if</span> (selfAudioKit-&gt;headphoneIsConnected != isConnected) {</div>
<div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;                selfAudioKit-&gt;headphoneIsConnected = isConnected;</div>
<div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160; </div>
<div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;                <span class="comment">// update if things have stabilized</span></div>
<div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;                <span class="keywordtype">bool</span> powerActive = !isConnected;</div>
<div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;                KIT_LOGW(<span class="stringliteral">&quot;Headphone jack has been %s&quot;</span>, isConnected ? <span class="stringliteral">&quot;inserted&quot;</span> : <span class="stringliteral">&quot;removed&quot;</span>);</div>
<div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;                selfAudioKit-&gt;<a class="code" href="classaudiokit_1_1_audio_kit.html#abd0d962ee607bda3eaea1649a23a2483">setSpeakerActive</a>(powerActive);</div>
<div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;            }</div>
<div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;        }</div>
<div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;        yield();</div>
<div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;    }</div>
<div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;<span class="comment">     * @brief Returns true if the headphone was detected</span></div>
<div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;<span class="comment">     *</span></div>
<div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;<span class="comment">     * @return true</span></div>
<div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;<span class="comment">     * @return false</span></div>
<div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00605"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a322effdd6fa1cb61095a0483e2aa87cd">  605</a></span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a322effdd6fa1cb61095a0483e2aa87cd">headphoneStatus</a>()</div>
<div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;    {</div>
<div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;        <span class="keywordtype">int</span> headphonePin = <a class="code" href="classaudiokit_1_1_audio_kit.html#aa9afa7578612350fa4f880ec7bff826e">config</a>().<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.detect_headphone;</div>
<div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;        <span class="keywordflow">return</span> headphonePin &gt; 0 ? !digitalRead(headphonePin) : <span class="keyword">false</span>;</div>
<div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;    }</div>
<div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;<span class="comment">    /// checks if the SD is active</span></div>
<div class="line"><a name="l00612"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a0aeafeea501ef458eeb8ba53470aebbb">  612</a></span>&#160;<span class="comment"></span>    <span class="keywordtype">bool</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a0aeafeea501ef458eeb8ba53470aebbb">isSDActive</a>() { <span class="keywordflow">return</span> cfg.sd_active; }</div>
<div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160; </div>
<div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;    <span class="keywordtype">void</span> log_i2c() { KIT_LOGI(<span class="stringliteral">&quot;i2c_sda %d, i2c_scl: %d&quot;</span>, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.i2c_sda, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.i2c_scl); }</div>
<div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160; </div>
<div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;<span class="keyword">protected</span>:</div>
<div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;    <span class="keywordtype">bool</span> is_active = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;    <a class="code" href="structaudiokit_1_1_audio_kit_config.html">AudioKitConfig</a> cfg;</div>
<div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;    audio_hal_codec_config_t audio_hal_conf;</div>
<div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;    audio_hal_handle_t hal_handle = 0;</div>
<div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;    audio_hal_codec_i2s_iface_t iface;</div>
<div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;    int8_t spi_cs_pin;</div>
<div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;    <span class="keywordtype">bool</span> headphoneIsConnected = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> speakerChangeTimeout = 0;</div>
<div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;    <a class="code" href="classboard__driver.html">board_driver</a> driver;</div>
<div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;<span class="preprocessor">#if AUDIOKIT_SETUP_SD</span></div>
<div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;    SPIClass* p_spi = &amp;AUDIOKIT_SD_SPI;</div>
<div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160; </div>
<div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;    <span class="keywordtype">void</span> setupDriverPins() { set_driver_pins(driver); }</div>
<div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;<span class="comment">     * @brief Setup the headphone detection</span></div>
<div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00635"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a58c06483a574a87204e2af9d590addf0">  635</a></span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a58c06483a574a87204e2af9d590addf0">setupHeadphoneDetection</a>()</div>
<div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;    {</div>
<div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;        int8_t paPin = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.enable_pa;</div>
<div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;        <span class="keywordflow">if</span> (paPin != -1) {</div>
<div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;            int8_t headphonePin = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.detect_headphone;</div>
<div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;            <span class="keywordflow">if</span> (headphonePin != -1) {</div>
<div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;                pinMode(headphonePin, INPUT_PULLUP);</div>
<div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;                pinMode(paPin, OUTPUT);</div>
<div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;                KIT_LOGI(<span class="stringliteral">&quot;headphone detection is active&quot;</span>);</div>
<div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;            } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;                KIT_LOGI(<span class="stringliteral">&quot;headphone detection not supported&quot;</span>);</div>
<div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;            }</div>
<div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;        } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;            KIT_LOGI(<span class="stringliteral">&quot;headphone detection: PA not supported&quot;</span>);</div>
<div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;        }</div>
<div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;    }</div>
<div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160; </div>
<div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;<span class="preprocessor">#if defined(AUDIOKIT_SETUP_SD)</span><span class="comment"></span></div>
<div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;<span class="comment">    /**</span></div>
<div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;<span class="comment">     * @brief Setup the SPI so that we can access the SD Drive</span></div>
<div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00656"></a><span class="lineno"><a class="line" href="classaudiokit_1_1_audio_kit.html#a21da04e0294818fcbb15802b1671157e">  656</a></span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classaudiokit_1_1_audio_kit.html#a21da04e0294818fcbb15802b1671157e">setupSPI</a>()</div>
<div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;    {</div>
<div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;<span class="comment">//  I assume this is valid for all AudioKits!</span></div>
<div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;<span class="preprocessor">#if AUDIOKIT_SETUP_SD == 1</span></div>
<div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;        <span class="keywordflow">if</span> (cfg.sd_active) {</div>
<div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;            spi_cs_pin = cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_cs;</div>
<div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;            KIT_LOGI(<span class="stringliteral">&quot;SPI: cs: %d&quot;</span>, spi_cs_pin);</div>
<div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;            pinMode(spi_cs_pin, OUTPUT);</div>
<div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;            digitalWrite(spi_cs_pin, HIGH);</div>
<div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;<span class="preprocessor">#ifdef ESP32</span></div>
<div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;            KIT_LOGI(<span class="stringliteral">&quot;clk: %d, miso: %d, mosi: %d&quot;</span>,cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_clk, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_miso, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_mosi);</div>
<div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;            p_spi-&gt;begin(cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_clk, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_miso, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_mosi, cfg.<a class="code" href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">pins</a>.sd_cs);</div>
<div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;            p_spi-&gt;begin();</div>
<div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;        }</div>
<div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;<span class="preprocessor">#if defined(ARDUINO)</span></div>
<div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;<span class="preprocessor">#warning                                                                                           \</span></div>
<div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;<span class="preprocessor">    &quot;SPI initialization for the SD drive not supported - you might need to take care of this yourself&quot;</span></div>
<div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;        cfg.sd_active = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;    }</div>
<div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160; </div>
<div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;    <span class="keywordtype">bool</span> setupI2S(<a class="code" href="structaudiokit_1_1_audio_kit_config.html">AudioKitConfig</a> cnfg)</div>
<div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;    {</div>
<div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;<span class="preprocessor">#if AUDIOKIT_ESP32_I2S &amp;&amp; defined(ESP32)</span></div>
<div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;        KIT_LOGD(<span class="stringliteral">&quot;setupI2S&quot;</span>);</div>
<div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;        <span class="comment">// setup i2s driver - with no queue</span></div>
<div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;        i2s_config_t i2s_config = cfg.i2sConfig();</div>
<div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;        <span class="keywordflow">if</span> (i2s_driver_install(cfg.i2s_num, &amp;i2s_config, 0, NULL) != ESP_OK) {</div>
<div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;            KIT_LOGE(<span class="stringliteral">&quot;i2s_driver_install&quot;</span>);</div>
<div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;        }</div>
<div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160; </div>
<div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;        <span class="comment">// define i2s pins</span></div>
<div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;        i2s_pin_config_t pin_config = cfg.i2sPins();</div>
<div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;        KIT_LOGI(<span class="stringliteral">&quot;i2s_set_pin&quot;</span>);</div>
<div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160; </div>
<div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;        KIT_LOGI(<span class="stringliteral">&quot;- bck_io_num: %d&quot;</span>, pin_config.bck_io_num);</div>
<div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;        KIT_LOGI(<span class="stringliteral">&quot;- ws_io_num: %d&quot;</span>, pin_config.ws_io_num);</div>
<div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;        KIT_LOGI(<span class="stringliteral">&quot;- data_out_num: %d&quot;</span>, pin_config.data_out_num);</div>
<div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;        KIT_LOGI(<span class="stringliteral">&quot;- data_in_num: %d&quot;</span>, pin_config.data_in_num);</div>
<div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;<span class="preprocessor">#if ESP_IDF_VERSION &gt; ESP_IDF_VERSION_VAL(4, 4, 0)</span></div>
<div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;        KIT_LOGI(<span class="stringliteral">&quot;- mck_io_num: %d&quot;</span>, pin_config.mck_io_num);</div>
<div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160; </div>
<div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;        <span class="keywordflow">if</span> (i2s_set_pin(cfg.i2s_num, &amp;pin_config) != ESP_OK) {</div>
<div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;            KIT_LOGE(<span class="stringliteral">&quot;i2s_set_pin&quot;</span>);</div>
<div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;        }</div>
<div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160; </div>
<div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;    }</div>
<div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;};</div>
<div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160; </div>
<div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;} <span class="comment">// namespace</span></div>
<div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160; </div>
<div class="line"><a name="l00717"></a><span class="lineno">  717</span>&#160;<span class="keyword">using namespace </span>audiokit;</div>
<div class="ttc" id="a_audio_kit_settings_8h_html"><div class="ttname"><a href="_audio_kit_settings_8h.html">AudioKitSettings.h</a></div><div class="ttdoc">AUDIOKIT_BOARD selects a specic board: 1) lyrat_v4_3 2) lyrat_v4_2 3) lyrat_mini_v1_1 4) esp32_s2_kal...</div></div>
<div class="ttc" id="aaudiokit__board_8h_html"><div class="ttname"><a href="audiokit__board_8h.html">audiokit_board.h</a></div><div class="ttdoc">Board driver which provides the pin information.</div></div>
<div class="ttc" id="aaudiokit__board_8h_html_structaudio__kit__pins"><div class="ttname"><a href="audiokit__board_8h.html#structaudio__kit__pins">audio_kit_pins</a></div><div class="ttdef"><b>Definition:</b> <a href="audiokit__board_8h_source.html#l00058">audiokit_board.h:58</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html">audiokit::AudioKit</a></div><div class="ttdoc">AudioKit API using the audio_hal.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00240">AudioKitHAL.h:240</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a04928dc7c1aaf7f6264db584ad87c09f"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a04928dc7c1aaf7f6264db584ad87c09f">audiokit::AudioKit::pinPaEnable</a></div><div class="ttdeci">int8_t pinPaEnable()</div><div class="ttdoc">Get the gpio number for PA enable.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00463">AudioKitHAL.h:463</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a06815b05d142e3c1147e94e05a331c2a"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a06815b05d142e3c1147e94e05a331c2a">audiokit::AudioKit::setVolume</a></div><div class="ttdeci">bool setVolume(int vol)</div><div class="ttdoc">Defines the Volume (in %) if volume is 0, mute is enabled,range is 0-100.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00368">AudioKitHAL.h:368</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a06a8ffc60859dab237371bb5f3cf63b0"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a06a8ffc60859dab237371bb5f3cf63b0">audiokit::AudioKit::actionHeadphoneDetection</a></div><div class="ttdeci">static void actionHeadphoneDetection()</div><div class="ttdoc">Switch off the PA if the headphone in plugged in and switch it on again if the headphone is unplugged...</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00581">AudioKitHAL.h:581</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a0aeafeea501ef458eeb8ba53470aebbb"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a0aeafeea501ef458eeb8ba53470aebbb">audiokit::AudioKit::isSDActive</a></div><div class="ttdeci">bool isSDActive()</div><div class="ttdoc">checks if the SD is active</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00612">AudioKitHAL.h:612</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a204896f3127128cbe1f69b70eefd4d72"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a204896f3127128cbe1f69b70eefd4d72">audiokit::AudioKit::pinInputMode</a></div><div class="ttdeci">int8_t pinInputMode()</div><div class="ttdoc">Get the number for mode-button.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00495">AudioKitHAL.h:495</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a20fc1c9ebbca39b6238f1411890639b8"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a20fc1c9ebbca39b6238f1411890639b8">audiokit::AudioKit::pinResetCodec</a></div><div class="ttdeci">int8_t pinResetCodec()</div><div class="ttdoc">Get reset codec gpio number.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00535">AudioKitHAL.h:535</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a21da04e0294818fcbb15802b1671157e"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a21da04e0294818fcbb15802b1671157e">audiokit::AudioKit::setupSPI</a></div><div class="ttdeci">void setupSPI()</div><div class="ttdoc">Setup the SPI so that we can access the SD Drive.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00656">AudioKitHAL.h:656</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a24c9a16fb268085127f3f3f60cbf01d5"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a24c9a16fb268085127f3f3f60cbf01d5">audiokit::AudioKit::pinAuxin</a></div><div class="ttdeci">int8_t pinAuxin()</div><div class="ttdoc">Get the gpio number for auxin detection.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00447">AudioKitHAL.h:447</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a322effdd6fa1cb61095a0483e2aa87cd"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a322effdd6fa1cb61095a0483e2aa87cd">audiokit::AudioKit::headphoneStatus</a></div><div class="ttdeci">bool headphoneStatus()</div><div class="ttdoc">Returns true if the headphone was detected.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00605">AudioKitHAL.h:605</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a3ea17670868fc7ac3691162a12f7c153"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a3ea17670868fc7ac3691162a12f7c153">audiokit::AudioKit::pinVolumeUp</a></div><div class="ttdeci">int8_t pinVolumeUp()</div><div class="ttdoc">number for volume up function</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00519">AudioKitHAL.h:519</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a50906c46b29710805167bda317233623"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a50906c46b29710805167bda317233623">audiokit::AudioKit::setActive</a></div><div class="ttdeci">bool setActive(bool active)</div><div class="ttdoc">Sets the codec active / inactive.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00357">AudioKitHAL.h:357</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a5112da6adf0e8b9b73bfadc293ff2a11"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a5112da6adf0e8b9b73bfadc293ff2a11">audiokit::AudioKit::begin</a></div><div class="ttdeci">bool begin(AudioKitConfig config)</div><div class="ttdoc">Starts the codec.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00268">AudioKitHAL.h:268</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a58c06483a574a87204e2af9d590addf0"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a58c06483a574a87204e2af9d590addf0">audiokit::AudioKit::setupHeadphoneDetection</a></div><div class="ttdeci">void setupHeadphoneDetection()</div><div class="ttdoc">Setup the headphone detection.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00635">AudioKitHAL.h:635</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a6532bcf8248e8a094e6ae98e4b6de439"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a6532bcf8248e8a094e6ae98e4b6de439">audiokit::AudioKit::pinInputSet</a></div><div class="ttdeci">int8_t pinInputSet()</div><div class="ttdoc">Get number for set function.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00503">AudioKitHAL.h:503</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a7e85c1c04ad8941180f63205ab0b57a5"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a7e85c1c04ad8941180f63205ab0b57a5">audiokit::AudioKit::pinBlueLed</a></div><div class="ttdeci">int8_t pinBlueLed()</div><div class="ttdoc">Get blue led gpio number.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00559">AudioKitHAL.h:559</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a8aac0651779e1613055c7addbda88f9b"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a8aac0651779e1613055c7addbda88f9b">audiokit::AudioKit::pinGreenLed</a></div><div class="ttdeci">int8_t pinGreenLed()</div><div class="ttdoc">Get gpio number for green led.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00551">AudioKitHAL.h:551</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a946cf23854985e1dea5aa23fd1b5acd9"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a946cf23854985e1dea5aa23fd1b5acd9">audiokit::AudioKit::pinHeadphoneDetect</a></div><div class="ttdeci">int8_t pinHeadphoneDetect()</div><div class="ttdoc">Get the gpio number for headphone detection.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00455">AudioKitHAL.h:455</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a9873022509d64892a7a30ba5abe3382d"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a9873022509d64892a7a30ba5abe3382d">audiokit::AudioKit::defaultConfig</a></div><div class="ttdeci">AudioKitConfig defaultConfig(AudioKitInOut inout=AudioInputOutput)</div><div class="ttdoc">Provides the default configuration for input or output.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00250">AudioKitHAL.h:250</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_a9d8f1f16e792c3baaa99405437c97bbb"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#a9d8f1f16e792c3baaa99405437c97bbb">audiokit::AudioKit::setSampleRate</a></div><div class="ttdeci">bool setSampleRate(audio_hal_iface_samples_t sample_rate)</div><div class="ttdoc">Just update the sample rate.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00410">AudioKitHAL.h:410</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_aa6f799bab8eefa0b8f24bb42f68c8b87"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#aa6f799bab8eefa0b8f24bb42f68c8b87">audiokit::AudioKit::pinInputRec</a></div><div class="ttdeci">int8_t pinInputRec()</div><div class="ttdoc">Get the record-button id for adc-button.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00487">AudioKitHAL.h:487</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_aa756e62f1535091a9d06b3bb7f5bb318"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#aa756e62f1535091a9d06b3bb7f5bb318">audiokit::AudioKit::pinResetBoard</a></div><div class="ttdeci">int8_t pinResetBoard()</div><div class="ttdoc">Get gpio number to reset the board.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00543">AudioKitHAL.h:543</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_aa9afa7578612350fa4f880ec7bff826e"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#aa9afa7578612350fa4f880ec7bff826e">audiokit::AudioKit::config</a></div><div class="ttdeci">AudioKitConfig &amp; config()</div><div class="ttdoc">Provides the actual configuration.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00354">AudioKitHAL.h:354</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_aaa16731bd7186b72525d25447e08a134"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#aaa16731bd7186b72525d25447e08a134">audiokit::AudioKit::setMute</a></div><div class="ttdeci">bool setMute(bool mute)</div><div class="ttdoc">Mutes the output.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00365">AudioKitHAL.h:365</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_ab2430362114458eb2edb7867f9dbfac4"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#ab2430362114458eb2edb7867f9dbfac4">audiokit::AudioKit::pinInputPlay</a></div><div class="ttdeci">int8_t pinInputPlay()</div><div class="ttdoc">Get number for play function.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00511">AudioKitHAL.h:511</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_abd0d962ee607bda3eaea1649a23a2483"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#abd0d962ee607bda3eaea1649a23a2483">audiokit::AudioKit::setSpeakerActive</a></div><div class="ttdeci">void setSpeakerActive(bool active)</div><div class="ttdoc">Activates/deactivates the speaker amplifier output This is working only if the driver is supporting t...</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00566">AudioKitHAL.h:566</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_ac39fb8f5b739d2a4f3126ba5e10c8ead"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#ac39fb8f5b739d2a4f3126ba5e10c8ead">audiokit::AudioKit::end</a></div><div class="ttdeci">bool end()</div><div class="ttdoc">Stops the CODEC.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00331">AudioKitHAL.h:331</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_ac707c4200dad4bc961c66813ac88aa56"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#ac707c4200dad4bc961c66813ac88aa56">audiokit::AudioKit::pinVolumeDown</a></div><div class="ttdeci">int8_t pinVolumeDown()</div><div class="ttdoc">Get number for volume down function.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00527">AudioKitHAL.h:527</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_ad236d314493b0e5c0bb3b05d0109238e"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#ad236d314493b0e5c0bb3b05d0109238e">audiokit::AudioKit::volume</a></div><div class="ttdeci">int volume()</div><div class="ttdoc">Determines the volume %.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00374">AudioKitHAL.h:374</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_ad6ab9544898fc5716645c49948f48785"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#ad6ab9544898fc5716645c49948f48785">audiokit::AudioKit::pinEs7243Mclk</a></div><div class="ttdeci">int8_t pinEs7243Mclk()</div><div class="ttdoc">Get the mclk gpio number of es7243.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00479">AudioKitHAL.h:479</a></div></div>
<div class="ttc" id="aclassaudiokit_1_1_audio_kit_html_ae9b1362264b11067e53e139b81e86cff"><div class="ttname"><a href="classaudiokit_1_1_audio_kit.html#ae9b1362264b11067e53e139b81e86cff">audiokit::AudioKit::pinAdcDetect</a></div><div class="ttdeci">int8_t pinAdcDetect()</div><div class="ttdoc">Get the gpio number for adc detection.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00471">AudioKitHAL.h:471</a></div></div>
<div class="ttc" id="aclassboard__driver_html"><div class="ttname"><a href="classboard__driver.html">board_driver</a></div><div class="ttdef"><b>Definition:</b> <a href="audiokit__board_8h_source.html#l00110">audiokit_board.h:110</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html">audiokit::AudioKitConfig</a></div><div class="ttdoc">Configuation for AudioKit.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00082">AudioKitHAL.h:82</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a018ab3bced66bae029b95c2d7d76bf65"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a018ab3bced66bae029b95c2d7d76bf65">audiokit::AudioKitConfig::isMaster</a></div><div class="ttdeci">bool isMaster()</div><div class="ttdoc">Returns true if the CODEC is the master.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00109">AudioKitHAL.h:109</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a1f05c59296cca5f9616053f53400fd37"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a1f05c59296cca5f9616053f53400fd37">audiokit::AudioKitConfig::adc_input</a></div><div class="ttdeci">audio_hal_adc_input_t adc_input</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00096">AudioKitHAL.h:97</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a23847eaad7a8582ef6895c5d444a7f9a"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a23847eaad7a8582ef6895c5d444a7f9a">audiokit::AudioKitConfig::driver</a></div><div class="ttdeci">audio_hal_func_t driver</div><div class="ttdoc">driver which selects the codec implementation: AUDIO_CODEC_ES8388_DEFAULT_HANDLE, AUDIO_CODEC_AC101_C...</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00086">AudioKitHAL.h:86</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a2c1e8063d82aea65aab676f2bb9e7133"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a2c1e8063d82aea65aab676f2bb9e7133">audiokit::AudioKitConfig::pins</a></div><div class="ttdeci">audio_kit_pins pins</div><div class="ttdoc">defines all relevant pins</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00084">AudioKitHAL.h:84</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a30463f7640a293b8958b026638932a79"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a30463f7640a293b8958b026638932a79">audiokit::AudioKitConfig::bits_per_sample</a></div><div class="ttdeci">audio_hal_iface_bits_t bits_per_sample</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00105">AudioKitHAL.h:106</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a62a2e936c9cd587494c35decf55b7386"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a62a2e936c9cd587494c35decf55b7386">audiokit::AudioKitConfig::master_slave_mode</a></div><div class="ttdeci">audio_hal_iface_mode_t master_slave_mode</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00100">AudioKitHAL.h:101</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a759b923cb717693d467aba263e133937"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a759b923cb717693d467aba263e133937">audiokit::AudioKitConfig::sample_rate</a></div><div class="ttdeci">audio_hal_iface_samples_t sample_rate</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00103">AudioKitHAL.h:104</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a83b78bfcac16d697dc2e62f34a166102"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a83b78bfcac16d697dc2e62f34a166102">audiokit::AudioKitConfig::fmt</a></div><div class="ttdeci">audio_hal_iface_format_t fmt</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00102">AudioKitHAL.h:102</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_a9dd9f607f10f3e7f6cdb9121639ba452"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#a9dd9f607f10f3e7f6cdb9121639ba452">audiokit::AudioKitConfig::dac_output</a></div><div class="ttdeci">audio_hal_dac_output_t dac_output</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00098">AudioKitHAL.h:98</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_aa4a282bcac569e288fc6c779f486fa02"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#aa4a282bcac569e288fc6c779f486fa02">audiokit::AudioKitConfig::codec_mode</a></div><div class="ttdeci">audio_hal_codec_mode_t codec_mode</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00099">AudioKitHAL.h:99</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_aaaef96c0f87b147eda7542638fbcdc36"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#aaaef96c0f87b147eda7542638fbcdc36">audiokit::AudioKitConfig::bitsPerSample</a></div><div class="ttdeci">int bitsPerSample()</div><div class="ttdoc">provides the bits per sample</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00112">AudioKitHAL.h:112</a></div></div>
<div class="ttc" id="astructaudiokit_1_1_audio_kit_config_html_ab3e8df85a89b5f55eb5e6dcb5accf690"><div class="ttname"><a href="structaudiokit_1_1_audio_kit_config.html#ab3e8df85a89b5f55eb5e6dcb5accf690">audiokit::AudioKitConfig::sampleRate</a></div><div class="ttdeci">uint32_t sampleRate()</div><div class="ttdoc">Provides the sample rate in samples per second.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_h_a_l_8h_source.html#l00127">AudioKitHAL.h:127</a></div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by&#160;<a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1
</small></address>
</body>
</html>
